The invention relates a mixture of a urethane-aldehyde resin UA prepared by condensation of an aldehyde A1 and an alkyl urethane U, and of a novolak PA, to a process for the preparation of the said mixture, and a method of use thereof as adhesion promoter in rubber goods.
本发明涉及一种由醛 A1 和烷基
氨基甲酸酯 U 缩合制备的
氨基甲酸酯-醛
树脂 UA 与
酚醛
树脂 PA 的混合物,还涉及制备上述混合物的工艺以及将其用作橡胶制品增粘剂的方法。